Monarch Butterflies Are Toxic to Many of Their Predators Because

Multiple Choice

Monarch butterflies are toxic to many of their predators because they

A) have a mutualistic relationship with a fungus that produces a toxin in exchange for nutrition.
B) have a mutualistic relationship with a bacterium that produces a toxin in exchange for nutrition.
C) eat milkweed and are able to sequester the toxins from that plant.
D) have evolved an enzyme that produces a toxin.
E) None of the above